Home / 142,088,245.20-213,132,367.80-96,171,742.80

Finding the Fourth Proportional to 142,088,245.20, 213,132,367.80 and 96,171,742.80

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Solution

The fourth proportional to 142,088,245.20, 213,132,367.80 and 96,171,742.80 is: 144,257,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,088,245.20 : 213,132,367.80 = 96,171,742.80 : x
  2. Step 2: Convert to fraction form
    142,088,245.20/213,132,367.80 = 96,171,742.80/x
  3. Step 3: Cross multiply
    142,088,245.20x = 213,132,367.80 × 96,171,742.80
  4. Step 4: Simplify right side
    142,088,245.20x = 20,497,311,258,416,604
  5. Step 5: Solve for x
    x = 20,497,311,258,416,604/142,088,245.20
  6. Step 6: Final answer
    x = 144,257,614.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.